69 lines
2.1 KiB
LLVM
69 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -verify-machineinstrs %s -o -| FileCheck %s -check-prefixes=MIPS32
|
|
; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -mattr=+mips32r2 -verify-machineinstrs %s -o -| FileCheck %s -check-prefixes=MIPS32R2
|
|
|
|
declare i32 @llvm.bswap.i32(i32)
|
|
define i32 @bswap_i32(i32 %x) {
|
|
; MIPS32-LABEL: bswap_i32:
|
|
; MIPS32: # %bb.0: # %entry
|
|
; MIPS32-NEXT: sll $2, $4, 24
|
|
; MIPS32-NEXT: srl $1, $4, 24
|
|
; MIPS32-NEXT: or $1, $1, $2
|
|
; MIPS32-NEXT: andi $2, $4, 65280
|
|
; MIPS32-NEXT: sll $2, $2, 8
|
|
; MIPS32-NEXT: or $1, $1, $2
|
|
; MIPS32-NEXT: srl $2, $4, 8
|
|
; MIPS32-NEXT: andi $2, $2, 65280
|
|
; MIPS32-NEXT: or $2, $1, $2
|
|
; MIPS32-NEXT: jr $ra
|
|
; MIPS32-NEXT: nop
|
|
;
|
|
; MIPS32R2-LABEL: bswap_i32:
|
|
; MIPS32R2: # %bb.0: # %entry
|
|
; MIPS32R2-NEXT: wsbh $1, $4
|
|
; MIPS32R2-NEXT: rotr $2, $1, 16
|
|
; MIPS32R2-NEXT: jr $ra
|
|
; MIPS32R2-NEXT: nop
|
|
entry:
|
|
%0 = tail call i32 @llvm.bswap.i32(i32 %x)
|
|
ret i32 %0
|
|
}
|
|
|
|
declare i64 @llvm.bswap.i64(i64)
|
|
define i64 @bswap_i64(i64 %x) {
|
|
; MIPS32-LABEL: bswap_i64:
|
|
; MIPS32: # %bb.0: # %entry
|
|
; MIPS32-NEXT: sll $2, $5, 24
|
|
; MIPS32-NEXT: srl $1, $5, 24
|
|
; MIPS32-NEXT: or $1, $1, $2
|
|
; MIPS32-NEXT: andi $2, $5, 65280
|
|
; MIPS32-NEXT: sll $2, $2, 8
|
|
; MIPS32-NEXT: or $1, $1, $2
|
|
; MIPS32-NEXT: srl $2, $5, 8
|
|
; MIPS32-NEXT: andi $2, $2, 65280
|
|
; MIPS32-NEXT: or $2, $1, $2
|
|
; MIPS32-NEXT: sll $3, $4, 24
|
|
; MIPS32-NEXT: srl $1, $4, 24
|
|
; MIPS32-NEXT: or $1, $1, $3
|
|
; MIPS32-NEXT: andi $3, $4, 65280
|
|
; MIPS32-NEXT: sll $3, $3, 8
|
|
; MIPS32-NEXT: or $1, $1, $3
|
|
; MIPS32-NEXT: srl $3, $4, 8
|
|
; MIPS32-NEXT: andi $3, $3, 65280
|
|
; MIPS32-NEXT: or $3, $1, $3
|
|
; MIPS32-NEXT: jr $ra
|
|
; MIPS32-NEXT: nop
|
|
;
|
|
; MIPS32R2-LABEL: bswap_i64:
|
|
; MIPS32R2: # %bb.0: # %entry
|
|
; MIPS32R2-NEXT: wsbh $1, $5
|
|
; MIPS32R2-NEXT: rotr $2, $1, 16
|
|
; MIPS32R2-NEXT: wsbh $1, $4
|
|
; MIPS32R2-NEXT: rotr $3, $1, 16
|
|
; MIPS32R2-NEXT: jr $ra
|
|
; MIPS32R2-NEXT: nop
|
|
entry:
|
|
%0 = tail call i64 @llvm.bswap.i64(i64 %x)
|
|
ret i64 %0
|
|
}
|